Download Welding Helmet

Auto-Darkening Filter Welding Helmet
Use& Manual
WARNING :Read and understand all Instruction before using I
This Auto-Darkening filter Welding Helmet ($777or 3777a model) is designed to
protect the eyes and face from sparks, spatter, and harmful radiat~onunder normal
welding conditions. Auto-darkening filter automatically changes from a light state to
a dark state when an arc is struck, and it returns to the light state when welding stops.
Auto-Darkening Filter
Welding Helmet
User's Manual
Auto-Darkening filter WeMing Helmet comes ready for use. The only thing you
need to do before your welding is to adjust 'the position ofthe headbsnd and select the
correct shade number for your application.
BEFORE WELDING
Check the front cover lens to make sure that they ate clean, and that no dirt is covering
the two sensors on the front of filter cartridge. Also check the frontlinside cover lens
and the front lens retaining frame to make sure that they are secure
Inspecl all operating parts before use for signs of wear or damage. Any scratched.
cracked, or pitted parts should be replaced immediate@before uslng again to avoid
severe personal injury.
Check for light tightness before each use.
Select the shade number you require at the turn of a shade knob ( Seeing the Shade
Guide Tabte No.1 ). Finally, be sure that the shade number is the correct setting for
your apptication.
Adjust headband so that the helmet 1s seated as low as possible on the head and
close to your face. Adjust helmet's angle when in the lowered position by turning the
adjustable limitation washer.
DARK SHADE NUMBER SELECTlQlJ
The shade number can be set manually between 9(9) -13 (12). Check the Shade
Gutde Table to determine the proper shade number for your application. Select a
shade number by turning the shade knob unt~lthe arrow points to the required setting
(See Shade Guide Tabre No.1).
PRODUCT FEATURES
This rnodei is designed & equipped with a special turnover (up B down) headband
mechanism. When welder turns over the helmet to welder's head top, the headband
mechanlsrn makes helmet's gravity center to be mom lower, and be covnc~ded
w~ththe center of welder's head. The design of welding helmet greatly fowers the
fatigue of welder's head ( & neck ) and make welder feel mote comfortable than
before while st working.
At the moment of starting welding, it automatically changes fiiter screen from clear
to dark in only 1130.000 sec.
Dark to cbar delay adjustment : Operator can vary the time for the filter to return to
clear state.
Outside sensitivity adjustable can make the operators more convenient while operating.
-
At the moment of stopping welding, the filter screen automati~llychanges from
dark to light state according to your per-set detay time.( Turning the time-settmg switch
to the "short"position-then, it can vary at 0.25s 0.35s;Turning the time-setf~ngswitch
to the "middle"position--then, it can vary st 0.35s 0.5s; Turning the time-setting switch
-
-
high-class
to the "long" position - then, R can vary at 0.5s
'WELDING"1 "GRINDING" can be selective.
-
- 0.8s 1.
The helmet utilizes high performance solar cells as power supply and has 2 built-in
3V lithium batteries as power back-up. No change of battery is required. And the
battery life is rarsed to a new limit. Under normal welding conditions, users can expect
a battery has a Hetime of more than 6 years.
Variable shade (DIN) from DIN9 (9) to DIN13(12) is adjusted at the turn of a shade
knob (shade variable).
-
The prcduct is in full conform*
ANSI 287.1-2005 standards.
with related DEN, [SO, EN safety standards and
The ultra high performance of UVllR Auto-Darkening filters provide full protection
for the user's eye & face a against IJVlIR radiation durlng the entire welding process,
even In the light state. The UVAR protectron level is up to ShadelG(D1N) at all times.
It makes welders feel comfortable in welding working.
WARNING:
This Auto-Darkening filter Welding Helmet is not suitable for laser welding,&
Oxyacetylene Welding.
-
Never place this Helmet and Auto-darkening f i b r on a hot surface.
Never open or tamper with the AubDarkening Filter.
Before operating, please make sure if the function-serting switch set the suitable
location 'WELDING"/ "GRINDING", or not. This Auto-darkening filter welding helmet
will not protect against severe Impact hazards,
This helmet will not protect against explosive devices or corrosive liquids.
Don't make any modifications to either the filter or helmet, unless specified in this
manual. Don't use replacement parts other than those specified In this manual
Unauthorized modifications and replacement parts wtll void the warranty and expose
the operator to the risk of personal injury.
Should this helmet not darken upon strlklng an arc, stop welding immediately and
contact your supwasor or your dealer.
Don't immerse the filter in water.
Don't use any solvents on filters' screen or helmet components.
-
Use only at temperatures : - 5'C
Storing temperature :
- 20'C
- + 55°C ( 23°F - 15f "F ).
- + 70°C (4" F - 158" F).
Protect filter from contacting with l~quidand dirt.
Clean filters' surfaces regularly; do not use strong cleaning solutions. Always keep
sensors and solar cells clean using a clean hnt-free tissuelcloth.
Regularly replace the crackedlscratchedlpitted front cover lens.
-
Severe personal injury could mceur if the user fails to follow the
aforementioned warnings, and 1 or bib to follow the operating
instructions.
COMMOM PROBLEMS AND REMICItES
* Irregular Darkening Dlmming
-
Headband has been set unevenly and there is an uneven distance from the eyes to
the filtefs lens (Reset headband to reduce the difference to filter).
*+ AutmDarkenlng Filter Does Not Darken Or FlIekers
- Front cover lens is soiled or damaged (change lens cover)
*
Sensors are soiled (clean the sensors' surface)
Welding current is too low (turns the switch to the "Long" position).
"** Slow response
Operating temperature is too low (do not use at temperatures below - 5 " C or 23 O F ) .
**** Poor Visan
Front linside cover lens andlor filter lens are sailed (change lens)
There ts lnsufhcient ambient laght
Shade number is incorrectly set (reset the shade number)
***** Welding H e l m Slips
Headband is not adjusted properly (readjust headband)
WARNFNG ! Operator must stop using the auto - darkenrng filter welding helmet
immediately kF the above-mentioned problems cannot be corrected.Confactthe dealer.
LENS & HELMET MAWTEIJANCE
Replacing the front cover lens if A is damaged (cracked, scratched, soiled or
p~tted
)
Step 1: Remove the front Ewer lens by pulling up the central part of the lens (figure).
Place the new cover lens Into the correct position
Step 2: Check and make sure that the frame ts securely installed.
Replacing the inside cover lens if it is
damaged (crsched.rcrafched, roiled or pitted).
Cleaning The Filter's Lens with aclean lint-free
hssue or cotton cloth.
1
Don't immerse the lens in water or any other
liqutd. Never use abrasives, solvents or
oil based cleaners
Don't remove the autedarkening filter from
the helmet. Never try to open the filter.
TECHNICAL SPECIFICATIONS
Viewing Area:
Size of Cartridge:
98 x 43 rnm (3.86"x 1.69")
110 w 90 K 9 rnm (4.33" x 3.W n 0.35)
UVIIR Protection :
Light State:
Up To Shade DIN16 at all time
Variable Shade:
From DIN 9 to DIN 12 ( S777 )
From DIN 9 to DIN 13 ( 5777a)
Power Supply:
Solar cells, No battery change required
Power OnlOR:
. Senstivity:
. Function:
Shade DlN 3 1 S777 ), Shade DIN 4 (S777a)
Fully Automatic
Outside Can be continued adjustable.
'WELDINGm/"GRINDING" can be selective.
Switching Time:
a). Light to Dark
1/30000s (0.000033 sea. ( - 5 OC, 0.0008sec ).
b). Dark to Light:
0.25-0.8 s ( short - middle -- long ).
Operating Temperature: - 5°C to + 55°C ( 23'F to 131'F )
Storing Temperature.
Helmet Material.
Total Weight:
- 20°C
-
+ 70°C (-4 ' F to 158" F}
High-impact resistant plastic / Polyamide (Nylon)
435g or 4509
-
&-LA
FI.3?9?inp$Qi"?
PRODUCT WARRAMTY!!?
The manufacturer's sole obligation under this warranty is limited to making
replacement or repairs, or refund of the purchase price for the products with defects.
This warranty does not cover product malfunctions or damages resulting from products
tampering, misuse or abuse. Please follow the operating ~nstructions
carefully to matntan
this warranty. Fadure to do so will void the warranty. The manufacturer shall also no2 be
hold liabie for any indirect or consequential damages ansing out of the use of this product.
A copy of the original receipt and serial number (located on filter cartridge's surface) are
required as proof of purchase. Please carefully maintain th~swarranty well. This warranty
is non-transferableand extends only lo (he original buyer purchasing the products directly
from the manufacturer or through its authorized d~stributors,dealers, or agents.
Additionally, AH auto darkening filter welding helmet are designed with three necessary
special mechanism:
a). Aftne-turning mechanism for adjusting the incline angk between welder's eyes and frlter
*
lenses.
b). A special mechanism for regulating the distance between w&er's eyes and filter lenses.
c). A special headgear mechanism for adjusting the up & down vertical distance between
weiderk eyes and filter lenses.
d) The gravity center of helmet can be auotarnaticlly adjustable.
As a result of above mechanism action, The welder surely feels more comfortable than
before, and are in working with more high prokiency at any time.
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SHAPE GUIDE TABLE(N0.q)
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SMAW-Shielded Metal Arc Weldlng
* MIG(heavy)-M4G on heavy metals
* MIG(light)-MIGon light alloys.
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* TIG, GTAW-Gas Tungsten Arc Welding(GTbW)(TIG).
SAW Shielded Semi-Automatic Arc Welding.
PAC-Phsma Arc Cutting.
PAW-Plasma Arc Welding.
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